JDK-8199913 : java/nio/channels/Selector/LotsOfChannels.java fails intermittently with IOException
  • Type: Bug
  • Component: core-libs
  • Sub-Component: java.nio
  • Affected Version: 11
  • Priority: P4
  • Status: Closed
  • Resolution: Duplicate
  • OS: windows
  • CPU: x86_64
  • Submitted: 2018-03-21
  • Updated: 2018-03-29
  • Resolved: 2018-03-29
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JDK 11
11Resolved
Related Reports
Duplicate :  
JDK-8200304 - TwoStacksPlainDatagramSocketImpl and socket cleaner
Relates :  
JDK-8199711 - java/nio/channels/AsynchronousChannelGroup/Unbounded.java fails
Relates :  
JDK-8199438 - java/nio/channels/AsynchronousSocketChannel/StressLoopback.java fail on win-x64
Description
java/nio/channels/Selector/LotsOfChannels.java fails intermittently on Windows:

----------System.err:(22/1615)----------
java.io.IOException: An operation was attempted on something that is not a socket
	at java.base/sun.nio.ch.SocketDispatcher.close0(Native Method)
	at java.base/sun.nio.ch.SocketDispatcher.close(SocketDispatcher.java:63)
	at java.base/sun.nio.ch.SocketChannelImpl.kill(SocketChannelImpl.java:894)
	at java.base/sun.nio.ch.SocketChannelImpl.implCloseSelectableChannel(SocketChannelImpl.java:882)
	at java.base/java.nio.channels.spi.AbstractSelectableChannel.implCloseChannel(AbstractSelectableChannel.java:241)
	at java.base/java.nio.channels.spi.AbstractInterruptibleChannel.close(AbstractInterruptibleChannel.java:112)
	at java.base/sun.nio.ch.SinkChannelImpl.kill(SinkChannelImpl.java:68)
	at java.base/sun.nio.ch.WindowsSelectorImpl.implClose(WindowsSelectorImpl.java:518)
	at java.base/sun.nio.ch.SelectorImpl.implCloseSelector(SelectorImpl.java:116)
	at java.base/java.nio.channels.spi.AbstractSelector.close(AbstractSelector.java:111)
	at LotsOfChannels.main(LotsOfChannels.java:75)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at com.sun.javatest.regtest.agent.MainActionHelper$SameVMRunnable.run(MainActionHelper.java:229)
	at java.base/java.lang.Thread.run(Thread.java:842)

J
Comments
Duplicate of JDK-8200304.
29-03-2018
There is currently a bug in the TwoStacks implementation of java.net.DatagramSocketImpl that we believe is the cause of this issue. It is closing the socket under the feet of several tests. We will close this issue once the fix for java.net.DatagramSocketImpl is in jdk/jdk.
28-03-2018